US2558132A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multiple pronged double-ended fastener
Assignee: Individual
•
Filing: 1949-02-05
•
Granted: 1951-06-26
•
Expires: 1969-02-05
Abstract
No abstract record available.
Inventors
- 👤 Lee B Green
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:06
CPC Classifications
E; E04; E04B; E04B1/00; E04B1/38; E04B1/48; E04B1/49; Y; Y10; Y10S; Y10S52/00; Y10S52/06; Y10T; Y10T403/00; Y10T403/49; Y10T403/4949
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE61998C
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US805212A
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US800243A
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GB128555A
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GB188331A
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US1669847A
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US1724610A
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US2128844A
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GB494131A
Cited
US2236926A
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US2277956A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-06-25 | 1954-12-25 | 1955-06-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-06-25 | 1958-12-25 | 1959-06-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-06-25 | 1962-12-25 | 1963-06-26 | $7700.00 | Window Closed / Lapsed |